Personal air cooler



FIG. 1 is a top-side perspective view of a personal air cooler;

FIG. 2 is a front view of the personal air cooler of FIG. 1;

FIG. 3 is a rear view of the personal air cooler of FIG. 1;

FIG. 4 is a left side view of the personal air cooler of FIG. 1;

FIG. 5 is a right side view of the personal air cooler of FIG. 1;

FIG. 6 is a top view of the personal air cooler of FIG. 1; and,

FIG. 7 is a bottom view of the personal air cooler of FIG. 1.

The broken lines in the drawings illustrate portions of the personal air cooler which form no part of the claimed design. 

CLAIM I claim the ornamental design for a personal air cooler, as shown and described. 